Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Income Tax Contingency [Line Items]
Income tax expense (benefit)	$ 209,902	$ (693)	$ 222,508	$ 21,609
U.S federal statutory rate, percent			35.00%	35.00%
Benefit related to certain income tax matters	2,000
Write-off of unrealized deferred tax asset			$ 4,000
Newsday LLC
Income Tax Contingency [Line Items]
Adjustment to uncertain tax position	102,000
Adjustment to deferred taxes	$ 91,000